A small charge q = 0.3 nC is placed distance 3.1 cm away from a stationary charge Q = 6.6 nC. At that spot, charge q experiences an acceleration of magnitude 386 m/s². What is the mass of the charge q?
a) 5.06 x 10⁻¹⁹ kg
b) 3.09 x 10⁻¹⁹ kg
c) 2.07 x 10⁻¹⁹ kg
d) 1.23 x 10⁻¹⁹ kg
